Drop CryptoPP leftovers

Especially, do not compile CryptoPP for Emscripten.

.travis.yml

@@ -135,7 +135,6 @@ git:
 cache:
     ccache: true
     directories:
-        - cryptopp
         - boost_1_57_0
         - build
 

libdevcore/Common.h

@@ -70,7 +70,6 @@
 
 #include "vector_ref.h"
 
-// CryptoPP defines byte in the global namespace, so must we.
 using byte = uint8_t;
 
 // Quote a given token stream to turn it into a string.

scripts/release_ppa.sh

@@ -84,7 +84,6 @@ Section: science
 Priority: extra
 Maintainer: Christian (Buildserver key) <builds@ethereum.org>
 Build-Depends: debhelper (>= 9.0.0),
-               libcryptopp-dev,
                cmake,
                g++-4.8,
                git,

scripts/travis-emscripten/build_emscripten.sh

@@ -40,18 +40,6 @@ apt-get -y install git-core
 
 export WORKSPACE=/src
 
-# CryptoPP
-echo -en 'travis_fold:start:compiling_cryptopp\\r'
-cd "$WORKSPACE/cryptopp"
-# if .git exists, it is a fresh checkout, otherwise it comes from the cache
-# and is already compiled
-test -e .git && (
-emcmake cmake -DCRYPTOPP_LIBRARY_TYPE=STATIC -DCRYPTOPP_RUNTIME_TYPE=STATIC && emmake make -j 4
-ln -s . src/cryptopp || true
-rm -rf .git
-)
-echo -en 'travis_fold:end:compiling_cryptopp\\r'
-
 # Boost
 echo -en 'travis_fold:start:compiling_boost\\r'
 cd "$WORKSPACE"/boost_1_57_0
@@ -98,8 +86,6 @@ emcmake cmake \
   -DBoost_THREAD_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_thread.a \
   -DBoost_UNIT_TEST_FRAMEWORK_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_unit_test_framework.a \
   -DBoost_UNIT_TEST_FRAMEWORK_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_unit_test_framework.a \
-  -DCRYPTOPP_LIBRARY="$WORKSPACE"/cryptopp/src/libcryptlib.a \
-  -DCRYPTOPP_INCLUDE_DIR="$WORKSPACE"/cryptopp/src/ \
   -DDev_DEVCORE_LIBRARY="$WORKSPACE"/solidity/build/libdevcore/libsoldevcore.a \
   -DEth_EVMASM_LIBRARY="$WORKSPACE"/solidity/build/libevmasm/libsolevmasm.a \
   -DETH_STATIC=1 -DTESTS=0 \

scripts/travis-emscripten/install_deps.sh

@@ -30,7 +30,6 @@
 set -ev
 
 echo -en 'travis_fold:start:installing_dependencies\\r'
-test -e cryptopp -a -e cryptopp/src || git clone https://github.com/mmoss/cryptopp.git
 test -e boost_1_57_0 -a -e boost_1_57_0/boost || (
 wget 'http://downloads.sourceforge.net/project/boost/boost/'\
 '1.57.0/boost_1_57_0.tar.bz2?r=http%3A%2F%2Fsourceforge.net%2F'\